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python判断给定的字符串是否是有效日期的方法

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Release: 2016-06-10 15:12:43
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本文实例讲述了python判断给定的字符串是否是有效日期的方法。分享给大家供大家参考。具体分析如下:

这里python判断给定的字符串是否是一个有效的日期,如果是一个日期格式的字符串,该函数返回True,否则返回False

def is_valid_date(str):
  '''判断是否是一个有效的日期字符串'''
  try:
    time.strptime(str, "%Y-%m-%d")
    return True
  except:
    return False
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希望本文所述对大家的Python程序设计有所帮助。

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